Isn't everyone? I thought everyone knew of Heinlein. My most favorite book when I was a young lad was Have Space Suit Will Travel later it was StarShip Troopers I've read the book countless times but I REFUSE to see the movie. The only thing similar about the book and the movie is the name. (ahem) even later Moon Is A Harsh Mistress introduced me to AI. Then later Friday
I could go on and on. He never failed to please. He WAS controversial, but that what a feature, not a bug.